Gaya APA
Struggle to be Human. (1977).
Geneva:
World Council of Churches.
Gaya Chicago
Struggle to be Human.
Kedua.
Geneva:
World Council of Churches,
1977.
Text.
Gaya MLA
Struggle to be Human.
Kedua.
Geneva:
World Council of Churches,
1977.
Text.
Gaya Turabian
Struggle to be Human.
Geneva:
World Council of Churches,
1977.
Print.